package org.code.mallspringboot.mapper;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

/**
 * @Entity org.code.mallspringboot.pojo.SmsCouponProductRelation
 */
@Mapper
public interface SmsCouponProductRelationMapper  {

    /**
     根据 id 查询 couponId
     * @param id
     * @return
     */
    int couponId(@Param("id") int id);
}




